Die at the Start? Reincarnate with a Heavenly Spirit Root and a System

"You're dead. We're here to take you to Heaven," said the two smiling angels before Cao Yu, their wings pure white.

"How could I be dead? That's impossible," Cao Yu asked, puzzled, his fingers unconsciously reaching for his chest. His heart should have been beating there, but now there was only a terrifying silence.

Sunlight streamed through the angels' white wings and fell across his face, warm in a way that felt unreal. Cao Yu looked around and found himself in a pure-white space. There were no walls, ceiling, or floor, yet somehow he could stand on it. He looked down at his hands: they were translucent, glowing with a faint blue light…